Podcast
Questions and Answers
What is the main characteristic of guided media in telecommunications?
What is the main characteristic of guided media in telecommunications?
- They are used for high-frequency transmission
- They use free space for transmission
- They are used for short-distance communication
- They include twisted-pair cable, coaxial cable, and fiber-optic cable (correct)
What is the primary function of transmission media in telecommunications?
What is the primary function of transmission media in telecommunications?
- To convert information into light signals
- To carry information from source to destination (correct)
- To store information temporarily
- To process information at the destination
What is the primary purpose of the cladding in an optical fiber?
What is the primary purpose of the cladding in an optical fiber?
- To transmit light signals
- To protect the fiber from mechanical damage
- To amplify the light signal
- To keep the light within the core through total internal reflection (correct)
What is the typical diameter of a fiber-optic cable after coating?
What is the typical diameter of a fiber-optic cable after coating?
What is the advantage of using fiber-optic communication over other forms of communication?
What is the advantage of using fiber-optic communication over other forms of communication?
What is the term used to describe the process of light being confined within the core of an optical fiber?
What is the term used to describe the process of light being confined within the core of an optical fiber?